Rubber flexible
expansion joints
FLEXIDRAIN
Drainage joint for both aboveground and underground use
Easy to install rubber drainage joints for aboveground and underground use
FLEXIDRAIN
Drainage joint for both aboveground and underground use
Easy to install rubber drainage joints for aboveground and underground use
Features
- Simple installation
- Internal surface flat structure
- Band connection
Applicable lines
- Drainage
（May depend on the conditions. Please ask about air）
Usage range (pressure and temperature)
Structure・Materials
| Number | Name | Material |
|---|---|---|
| ① | Flat band (included) | SUS |
| ② | Reinforcing cord | Synthetic fiber |
| ③ | Reinforcing ring | SS400 |
| ④ | Internal surface rubber | EPDM(SK10) |
| ⑤ | External surface rubber | EPDM(SK10) |
- Standard products are for use with gas (SGP) or PVC (VP, VU) piping, but can be produced for use with copper or cast-iron piping.
- 2 flat bands for each side are included
- Design specifications for underground use Earth covering ：3m or less Vehicle weight：Does not occur
Dimensions and allowable displacement amount
| Nominal diameter | Main body dimensions(mm) |
Mass (kg) |
Allowable displacement amount(mm) |
||||
|---|---|---|---|---|---|---|---|
| L | Φd | ℓ | Eccentricity | Contraction | Stretching | ||
| 40 | 350 | 48.6 | 50 | 0.75 | 100 | 10 | 10 |
| 50 | 350 | 60.5 | 50 | 0.9 | 100 | 10 | 10 |
| 65 | 400 | 76.3 | 75 | 1.3 | 100 | 10 | 10 |
| 80 | 400 | 89.1 | 75 | 1.6 | 100 | 10 | 10 |
| 100 | 450 | 114.3 | 100 | 2.5 | 100 | 10 | 10 |
| 125 | 450 | 139.8 | 100 | 3.0 | 100 | 10 | 10 |
| 150 | 500 | 165.2 | 110 | 4.0 | 100 | 10 | 10 |
| 200 | 550 | 216.3 | 135 | 5.7 | 100 | 10 | 10 |
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